Bismarck And German Unity by Munroe Smith (1923)
The Making Of Nations, Germany, by A. W. Holland (1914)
Treitschke's History of Germany in the Nineteenth Century, Volume One, translated by Eden & Cedar Paul (1915)
Memoirs of Prince Chlodwig of Hohenlohe-Schillingsfuerst, Volume II, edited by Friedrich Curtius (1906)
Memoirs of Prince Chlodwig of Hohenlohe-Schillingsfuerst, Volume I, edited by Friedrich Curtius (1906)
Prussianism and Pacifism by Paultney Bigelow (1919)
Savva The Life of Man two plays by Leonid Andreyev (1914)
Treitschke's History Of Germany in the Nineteenth Century, Volume Seven, translated by Edan & Cedar Paul (1919)
The Correspondence of Madame, Princess Palatine, Marie-Adelaide De Savoie and of Madame De Maintenon selected and translated by Katharine Prescott Wormeley (1902)